the sdr driver will emit data as fast as your sensors send it. i don't know how the internals of belchertown works, but if you are using the weewx-mqtt uploader, then you can set the binding to loop for uploading mqtt data.
look at the options for weewx-mqtt: https://github.com/weewx/weewx/wiki/mqtt m -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to weewx-user+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/31c31250-e69b-4316-998b-926dffad381c%40googlegroups.com.
